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/*
* Copyright 2016 Google Inc.
*
* Use of this source code is governed by a BSD-style license that can be
* found in the LICENSE file.
*/
#ifndef GrRenderTargetContextPriv_DEFINED
#define GrRenderTargetContextPriv_DEFINED
#include "GrRenderTargetContext.h"
#include "GrRenderTargetOpList.h"
#include "GrPathRendering.h"
class GrFixedClip;
class GrPath;
struct GrUserStencilSettings;
/** Class that adds methods to GrRenderTargetContext that are only intended for use internal to
Skia. This class is purely a privileged window into GrRenderTargetContext. It should never have
additional data members or virtual methods. */
class GrRenderTargetContextPriv {
public:
gr_instanced::InstancedRendering* accessInstancedRendering() const {
return fRenderTargetContext->getOpList()->instancedRendering();
}
// called to note the last clip drawn to the stencil buffer.
// TODO: remove after clipping overhaul.
void setLastClip(int32_t clipStackGenID,
const SkIRect& clipSpaceRect,
const SkIPoint clipOrigin) {
GrRenderTargetOpList* opList = fRenderTargetContext->getOpList();
opList->fLastClipStackGenID = clipStackGenID;
opList->fLastClipStackRect = clipSpaceRect;
opList->fLastClipOrigin = clipOrigin;
}
// called to determine if we have to render the clip into SB.
// TODO: remove after clipping overhaul.
bool mustRenderClip(int32_t clipStackGenID,
const SkIRect& clipSpaceRect,
const SkIPoint& clipOrigin) const {
GrRenderTargetOpList* opList = fRenderTargetContext->getOpList();
return opList->fLastClipStackGenID != clipStackGenID ||
opList->fLastClipOrigin != clipOrigin ||
!opList->fLastClipStackRect.contains(clipSpaceRect);
}
void clear(const GrFixedClip&, const GrColor, bool canIgnoreClip);
void clearStencilClip(const GrFixedClip&, bool insideStencilMask);
void stencilRect(const GrClip& clip,
const GrUserStencilSettings* ss,
bool useHWAA,
const SkMatrix& viewMatrix,
const SkRect& rect);
void stencilPath(const GrClip&,
bool useHWAA,
const SkMatrix& viewMatrix,
const GrPath*);
bool drawAndStencilRect(const GrClip&,
const GrUserStencilSettings*,
SkRegion::Op op,
bool invert,
bool doAA,
const SkMatrix& viewMatrix,
const SkRect&);
bool drawAndStencilPath(const GrClip&,
const GrUserStencilSettings*,
SkRegion::Op op,
bool invert,
bool doAA,
const SkMatrix& viewMatrix,
const SkPath&);
SkBudgeted isBudgeted() const;
void testingOnly_drawBatch(const GrPaint&,
GrDrawBatch* batch,
const GrUserStencilSettings* = nullptr,
bool snapToCenters = false);
private:
explicit GrRenderTargetContextPriv(GrRenderTargetContext* renderTargetContext)
: fRenderTargetContext(renderTargetContext) {}
GrRenderTargetContextPriv(const GrRenderTargetPriv&) {} // unimpl
GrRenderTargetContextPriv& operator=(const GrRenderTargetPriv&); // unimpl
// No taking addresses of this type.
const GrRenderTargetContextPriv* operator&() const;
GrRenderTargetContextPriv* operator&();
GrRenderTargetContext* fRenderTargetContext;
friend class GrRenderTargetContext; // to construct/copy this type.
};
inline GrRenderTargetContextPriv GrRenderTargetContext::priv() {
return GrRenderTargetContextPriv(this);
}
inline const GrRenderTargetContextPriv GrRenderTargetContext::priv() const {
return GrRenderTargetContextPriv(const_cast<GrRenderTargetContext*>(this));
}
#endif
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